Electron micrograph map of the Drosophila melanogaster polytene chromosome 3R divisions 81 through 90.

abstract：BACKGROUND:The Mount Huang eastern honey bees (Apis cerana) are an endemic population, which is well adapted to the local agricultural and ecological environment. In this study, the genetic structure of seven eastern honey bees (A. cerana) populations from Mount Huang in China were analyzed by SSR (simple sequence repe...

journal_title：Hereditas

authors： Liu F,Shi T,Huang S,Yu L,Bi S

更新日期：2016-07-06 00:00:00

abstract：:Recent development of cytogenetic techniques has facilitated significant progress in Arabidopsis thaliana karyotype studies. Double-target FISH with rRNA genes provides makers that allow individual chromosome in the genome to be distinguished. Those studies have revealed that the number and position of rDNA loci is ec...

journal_title：Hereditas

authors： Weiss H,Maluszynska J

更新日期：2000-01-01 00:00:00

abstract：:Lymphocytes from 21 male smokers, 10 untreated lung cancer patients, and 11 controls were cultured with and without exposure to mitomycin C. There were no differences between the chromosome aberration frequencies in the two groups: the spontaneous aberration frequency was 8.5% among patients and 8.4% among controls, w...

journal_title：Hereditas

authors： Johansson M,Orndal C

更新日期：1989-01-01 00:00:00

abstract：:Seventeen Danish accessions of five taxa of Barbarea, i.e. B. stricta, B. verna, B. intermedia and B. vulgaris ssp. vulgaris and ssp. arcuata including the two morphologically and biochemically differentiated P(pubescent)- and G(glabrous)-types, and 4 P-xG-type hybrids were analysed cytologically using fluorescent in ...

journal_title：Hereditas

authors： Ørgaard M,Linde-Laursen I

更新日期：2007-09-01 00:00:00

abstract：:The dogroses, Rosa section Caninae, are all polyploid and characterised by their unbalanced meiosis; the pollen parent contributes one genome, whereas the seed parent contributes 3-5 genomes depending upon ploidy level of the species. As a result, genetically determined traits are expected to be matroclinally inherite...

journal_title：Hereditas

authors： Werlemark G,Nybom H

更新日期：2001-01-01 00:00:00

abstract：:Maize is the third important major food crop. Breeding for low phytate maize genotypes is an effective strategy for decreasing the content of kernel phytic acid (a chelator of cations such as Ca(2+) and Fe(3+) ) and thereby increasing the bioavailability of nutritive minerals in human diet and animal feed. Previous st...

journal_title：Hereditas

authors： Sureshkumar S,Tamilkumar P,Senthil N,Nagarajan P,Thangavelu AU,Raveendran M,Vellaikumar S,Ganesan KN,Balagopal R,Vijayalakshmi G,Shobana V

更新日期：2014-02-01 00:00:00

abstract：:Physical locations of 45S and 5S rDNA were detected in maize by fluorescence in situ hybridization (FISH). The FISH results on metaphase chromosome spreads showed the 45S rDNA was located just at the nucleolus organizer region (NOR) on 6S (the short arm) of chromosome 6) as expected, and 5S rDNA at the distal region o...

journal_title：Hereditas

authors： Li L,Arumuganathan K

更新日期：2001-01-01 00:00:00

abstract：:Two x-type high molecular weight glutenin subunits (HMW-GS) in Aegilops tauschii, 1Dx3(t) and 1Dx4(t) were identified by SDS-PAGE and MALDI-TOF-MS. Their complete coding sequences were isolated by AS-PCR. 1Dx3(t) and 1Dx4(t) genes consist of 2535 bp and 2508 bp and encode 845 and 836 amino acid residues, respectively....

journal_title：Hereditas

authors： Wang K,An XL,Pan LP,Dong K,Gao LY,Wang SL,Xie ZZ,Zhang Z,Appels R,Ma W,Yan YM

更新日期：2012-02-01 00:00:00

abstract：:Low polymorphism in cultivated watermelon has been reported in previous studies, based mainly on US Plant Introductions and watermelon cultivars, most of which were linked to breeding programmes associated with disease resistance. Since germplasm sampled in a putative centre of origin in southern Africa may harbour co...

journal_title：Hereditas

authors： Mujaju C,Sehic J,Werlemark G,Garkava-Gustavsson L,Fatih M,Nybom H

更新日期：2010-08-01 00:00:00

abstract：Background:Jerusalem artichoke (Helianthus tuberosus L.) is a characteristic crop in the Qinghai-Tibet Plateau which has rapidly developed and gained socioeconomic importance in recent years. Fructans are abundant in tubers and represent the foundation for their formation, processing and utilization of yield; and are a...

journal_title：Hereditas

authors： Yang S,Sun X,Jiang X,Wang L,Tian J,Li L,Zhao M,Zhong Q

更新日期：2019-02-06 00:00:00

abstract：:Chromosome analysis was performed on samples from 20 Brazilian patients with breast cancer. All the samples were from untreated patients who presented the clinical symptoms for months or years before surgical intervention. Six cases showed axillary lymph node metastases. Clonal chromosome abnormalities were detected i...

journal_title：Hereditas

authors： Cavalli LR,Cavaliéri LM,Ribeiro LA,Cavalli IJ,Silveira R,Rogatto SR

更新日期：1997-01-01 00:00:00

abstract：:Trees of 68 apple cultivars, aimed for preservation by the 'National Program for diversity of cultivated plants' as mandate cultivars, were analysed using a set of 10 SSR (simple sequence repeat) primer pairs and the self-incompatibility (S-)locus to evaluate genetic diversity and reveal inter-cultivar relationships. ...

journal_title：Hereditas

authors： Garkava-Gustavsson L,Kolodinska Brantestam A,Sehic J,Nybom H

更新日期：2008-06-01 00:00:00

abstract：:The banding pattern of the proximal half of the polytene salivary gland X chromosome of Drosophila melanogaster was studied using thin section electron microscopy. The bands were identified according to Bridges' revised light microscopic map. On Bridges' map, the divisions 11 to 20 contain 112 single bands and as many...

journal_title：Hereditas

authors： Saura AO,Heino TI,Sorsa V

更新日期：1993-01-01 00:00:00

abstract：BACKGROUND:The common fig (Ficus carica L.) is a gynodioecious species with two sexual forms: male trees (caprifigs) with male and female flowers and female trees that produce only female flowers that will result in the edible fig syconium. In this study the genetic diversity of 20 Tunisian accessions of caprifig is an...

journal_title：Hereditas

authors： Essid A,Aljane F,Ferchichi A,Hormaza JI

更新日期：2015-10-22 00:00:00

abstract：:Partial amphiploids between wheat (Triticum aestivum L.) and Thinopyrum species play an important role in the transfer and use of traits from alien species. A wheat-Thinopyrum intermedium partial amphiploid, TAI8335, and its alien parent were characterized by a combination of genomic in situ hybridization (GISH) and c...

journal_title：Hereditas

authors： Chang ZJ,Zhang XJ,Yang ZJ,Zhan HX,Li X,Liu C,Zhang CZ

更新日期：2010-12-01 00:00:00

abstract：:The discovery in the mid 1970s of efficient methods of DNA sequencing and their subsequent development into more and more rapid procedures followed by sequencing the genomes of many species, including man in 2001, revolutionised the whole of biology. Remarkably, new light could be cast on the evolutionary relations of...

journal_title：Hereditas

authors： Portin P

更新日期：2007-07-01 00:00:00

abstract：:Females of two Drosophila virilis group species, D. virilis and D. montana, have different requirements for the courting males. In the present study we have examined species differences in female receptivity and male courtship song requirement using females' acceptance signal instead of copulation for measuring female...

journal_title：Hereditas

authors： Isoherranen E,Aspi J,Hoikkala A

更新日期：1999-01-01 00:00:00

abstract：BACKGROUND:The methylenetetrahydrofolate reductase (MTHFR) rs1801131 A/C variant results in a decrease in MTHFR enzymatic activity, which may play an important role in folate metabolism and is also an important source of DNA methylation and DNA synthesis. Several case-control studies have been conducted to assess the a...

journal_title：Hereditas

authors： Xu S,Zuo L

更新日期：2020-04-27 00:00:00

abstract：:Alloploids, most of them hexaploid, from crosses between tetraploid wheat, Triticum carthlicum, and the perennial tetraploid Thinopyrum junceiforme were analysed for chromosome composition, stability and fertility using genomic in situ hybridization and meiotic analysis. The alloploids differed in their total number o...

journal_title：Hereditas

authors： Ellneskog-Staam P,Merker A

更新日期：2002-01-01 00:00:00

abstract：:The amount and distribution of genetic variation was investigated in 48 sorghum landrace accessions, representing 13 regions of origin and three adaptation zones (lowland, intermediate and highland elevation) in Ethiopia and Eritrea. Assaying 11 enzymes systems, 23 putative loci were scored for a total of 27 alleles. ...

journal_title：Hereditas

authors： Ayana A,Bryngelsson T,Bekele E

更新日期：2001-01-01 00:00:00

abstract：:Four new chromosomal rearrangements are reported in the domestic pig: 3 reciprocal translocations, rcp(4;12)(p13;q13) in a crossbred boar, rcp(1;7)(q17;q26) in a Large White purebred boar, rcp(1;6)(q17;q35) in a purebred synthetic paternal line boar, and a pericentric inversion inv(2)(p13q11) in a crossbred boar. The ...

journal_title：Hereditas

authors： Pinton A,Ducos A,Berland H,Seguela A,Brun-Baronnat C,Darré A,Darré R,Schmitz A,Yerle M

更新日期：2000-01-01 00:00:00

abstract：:Four microsatellite-containing bovine cosmids have been regionally localized by fluorescence in situ hybridization to bovine R-banded chromosome 29 (BTA29) and to the 1;29 translocated chromosomes. PCR-analyses of a somatic hybrid cell panel assigned the four microsatellites to synteny group U7. One of the cosmids (ID...

journal_title：Hereditas

authors： Eggen A,Oustry A,Vaiman D,Ferretti L,Fries R,Cribiu EP

更新日期：1994-01-01 00:00:00

abstract：:Fluorescence in situ hybridization with whole chromosome libraries, also known as chromosome "painting", is an easy and rapid method for detection of chromosome aberrations. To evaluate the sensitivity of this in radiation dosimetry we have made comparisons with G-banding analysis and also with physicochemical measure...

journal_title：Hereditas

authors： Plummer SM,Pheasant AE,Johnson R,Faux SP,Chipman JK,Hultén MA

更新日期：1994-01-01 00:00:00

abstract：:Six varieties, Kundan (K), Galvez-87 (G), Trap (T), Chris (C), Mango (M) and PBW-348 (P) along with fast ruster, Agra Local (AL), were screened for seedling reaction and adult pant response to leaf rust. Seedlings of all six varieties were susceptible while adult plants showed lower susceptability response than Agra L...

journal_title：Hereditas

authors： Lal Ahamed M,Singh SS,Sharma JB,Ram RB

更新日期：2004-01-01 00:00:00

abstract：Background:Cervical cancer is a malignancy that's common in female with high incidence and mortality worldwide. MicroRNAs (miRNAs) act a pivotal part in human cancer development. Our aim was to investigate the effect of miR-126 on cervical cancer and its underlying molecular mechanism. Results:Firstly, RT-qPCR assay r...

journal_title：Hereditas

authors： Xu J,Wang H,Wang H,Chen Q,Zhang L,Song C,Zhou Q,Hong Y

更新日期：2019-04-09 00:00:00

abstract：:Synaptonemal complex analysis, by electron microscopy of spread spermatocytes after phosphotungstic acid staining, made possible description of the chromosomal synaptic patterns and the synaptonemal complex karyotype of the pig (Sus scrofa domestica). The autosomal synaptic pattern in conjunction with the sex chromoso...

journal_title：Hereditas

authors： Villagómez DA

更新日期：1993-01-01 00:00:00

abstract：:The extent and distribution of genetic variation in wild sorghum (Sorghum bicolor ssp. verticilliflorum (L.) Moench) collected from five different geographical regions in Ethiopia were analyzed using random amplified polymorphic DNA (RAPD) markers for 93 individuals representing 11 populations. Nine decamer primers ge...

journal_title：Hereditas

authors： Ayana A,Bekele E,Bryngelsson T

更新日期：2000-01-01 00:00:00

abstract：:Introduced species may hybridise with relatives in the native fauna or flora and thereby compete for matings and transmit alien DNA. Such interference may contaminate unique genepools, disturb existing ecological balances and may ultimately result in the extinction of the native species. In Sweden, the introduced brow...

journal_title：Hereditas

authors： Andersson AC,Thulin CG,Tegelström H

更新日期：1999-01-01 00:00:00

abstract：:Dormancy release is an important phenological stage, which determines plant growth and survival in northern temperate regions. Spring bud flushing was studied in a Salix pedigree (n=82) derived from a cross between the male hybrid clone "Björn" (Salix viminalis x Salix schwerinii) and the female clone "78183" (Salix v...

journal_title：Hereditas

authors： Tsarouhas V,Gullberg U,Lagercrantz U

更新日期：2003-01-01 00:00:00

abstract：:A previously isolated cDNA sequence with homology to the long-range repeat (LRR) cluster in chromosome 1 of the house mouse, Mus musculus, was identified as derived from a 1.3 kb polyadenylated RNA. This transcript belongs to a family of polyadenylated RNAs which are synthesized from a multicopy gene included in the L...

journal_title：Hereditas

authors： Plass C,Weichenhan D,Kunze B,Hellwig T,Schneider C,Bautz FA,Grzeschik KH,Traut W,Winking H

更新日期：1995-01-01 00:00:00